! Started logfile: /vlbi/uf001/uva//J1935+8130_S_dfm.log on Mon Jan 14 05:08:49 2019 float field_size field_size = 1024 float field_cell field_cell = 0.5000 float taper_size taper_size = 20.0 float freq freq = 2.22000 obs /vlbi/uf001/uva//J1935+8130_S_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1935+8130_S_uva.fits ! AN table 1: 76 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.923977 visibilities/baseline/integration-bin. ! Found source: J1935+8130 ! ! There are 3 IFs, and a total of 3 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 2.22e+09 3.2e+07 1 3.2e+07 ! 02 2 2.252e+09 3.2e+07 1 3.2e+07 ! 03 3 2.284e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 44 lines of history. ! ! Reading 7584 visibilities. select rr, 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 ! Restricting channel ranges to the available 3 channels. ! Selecting polarization: RR, channels: 1..3 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.5 print "taper_size =", taper_size ! taper_size = 20 ![@/opt64/bin/pima_mupet_01.dfm J1935+8130_S] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.500x0.500 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 26 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 26 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 26 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.066094Jy sigma=21.378849 ! Fit after self-cal, rms=0.713185Jy sigma=14.458287 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.133 mas, bmaj=3.314 mas, bpa=-24.25 degrees ! Estimated noise=0.594188 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.21807 Jy ! Component: 100 - total flux cleaned = 0.289026 Jy ! Total flux subtracted in 100 components = 0.289026 Jy ! Clean residual min=-0.021049 max=0.097541 Jy/beam ! Clean residual mean=-0.000010 rms=0.006490 Jy/beam ! Combined flux in latest and established models = 0.289026 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.289026 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.155192Jy sigma=3.006254 ! Fit after self-cal, rms=0.154947Jy sigma=3.000948 ! Inverting map ! Added new window around map position (-9, 4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0806602 Jy ! Component: 100 - total flux cleaned = 0.119958 Jy ! Total flux subtracted in 100 components = 0.119958 Jy ! Clean residual min=-0.012991 max=0.023816 Jy/beam ! Clean residual mean=-0.000011 rms=0.003294 Jy/beam ! Combined flux in latest and established models = 0.408983 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 12 components and 0.408983 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.096920Jy sigma=1.861537 ! Fit after self-cal, rms=0.091871Jy sigma=1.753269 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0323672 Jy ! Component: 100 - total flux cleaned = 0.0529765 Jy ! Total flux subtracted in 100 components = 0.0529765 Jy ! Clean residual min=-0.006456 max=0.012624 Jy/beam ! Clean residual mean=-0.000009 rms=0.001839 Jy/beam ! Combined flux in latest and established models = 0.46196 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 19 components and 0.46196 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.075456Jy sigma=1.438634 ! Fit after self-cal, rms=0.074974Jy sigma=1.427715 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.016181 Jy ! Component: 100 - total flux cleaned = 0.0276415 Jy ! Total flux subtracted in 100 components = 0.0276415 Jy ! Clean residual min=-0.005247 max=0.008669 Jy/beam ! Clean residual mean=-0.000008 rms=0.001381 Jy/beam ! Combined flux in latest and established models = 0.489601 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 29 components and 0.489602 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.069764Jy sigma=1.330324 ! Fit after self-cal, rms=0.069645Jy sigma=1.327540 ! Inverting map ! Added new window around map position (-3.5, 1.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00992791 Jy ! Component: 100 - total flux cleaned = 0.0169583 Jy ! Total flux subtracted in 100 components = 0.0169583 Jy ! Clean residual min=-0.004514 max=0.004966 Jy/beam ! Clean residual mean=-0.000008 rms=0.001173 Jy/beam ! Combined flux in latest and established models = 0.50656 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 38 components and 0.50656 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.067628Jy sigma=1.290442 ! Fit after self-cal, rms=0.067583Jy sigma=1.289408 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.738 mas, bmaj=3.806 mas, bpa=-27.49 degrees ! Estimated noise=0.415937 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00711868 Jy ! Component: 100 - total flux cleaned = 0.0113961 Jy ! Component: 150 - total flux cleaned = 0.0143725 Jy ! Component: 200 - total flux cleaned = 0.0165104 Jy ! Total flux subtracted in 200 components = 0.0165104 Jy ! Clean residual min=-0.004401 max=0.005403 Jy/beam ! Clean residual mean=-0.000012 rms=0.001199 Jy/beam ! Combined flux in latest and established models = 0.52307 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 52 components and 0.52307 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.066681Jy sigma=1.273526 ! Fit after self-cal, rms=0.066643Jy sigma=1.272676 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.738 x 3.806 at -27.49 degrees (North through East) ! Clean map min=-0.0043756 max=0.29177 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 HN 0.98 KP 1.01 LA 0.96 ! MK 0.98 NL 1.03 OV 1.01 PT 0.96 ! SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 HN 0.99 KP 0.99 LA 0.96 ! MK 0.99 NL 1.02 OV 1.04 PT 0.98 ! SC 1.05 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 HN 0.99 KP 0.99 LA 0.95 ! MK 1.00 NL 1.02 OV 1.03 PT 0.97 ! SC 0.99 ! ! ! Fit before self-cal, rms=0.066643Jy sigma=1.272676 ! Fit after self-cal, rms=0.065549Jy sigma=1.247047 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.736 mas, bmaj=3.809 mas, bpa=-27.03 degrees ! Estimated noise=0.416744 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00097068 Jy ! Component: 100 - total flux cleaned = -0.00107421 Jy ! Component: 150 - total flux cleaned = -0.00107539 Jy ! Component: 200 - total flux cleaned = -0.00111678 Jy ! Total flux subtracted in 200 components = -0.00111678 Jy ! Clean residual min=-0.003928 max=0.004182 Jy/beam ! Clean residual mean=-0.000006 rms=0.000943 Jy/beam ! Combined flux in latest and established models = 0.521953 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 58 components and 0.521953 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.065482Jy sigma=1.245649 ! Fit after self-cal, rms=0.065483Jy sigma=1.245541 ! Inverting map selfcal true, true, soltime1 ! Performing amp+phase self-cal over 120 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.065483Jy sigma=1.245541 ! Fit after self-cal, rms=0.063657Jy sigma=1.200438 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.725 mas, bmaj=3.809 mas, bpa=-23.05 degrees ! Estimated noise=0.415876 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000862385 Jy ! Component: 100 - total flux cleaned = 0.00089945 Jy ! Component: 150 - total flux cleaned = 0.000839207 Jy ! Component: 200 - total flux cleaned = 0.00073218 Jy ! Total flux subtracted in 200 components = 0.00073218 Jy ! Clean residual min=-0.002220 max=0.001813 Jy/beam ! Clean residual mean=0.000002 rms=0.000466 Jy/beam ! Combined flux in latest and established models = 0.522685 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 70 components and 0.522685 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.063626Jy sigma=1.199692 ! Fit after self-cal, rms=0.063641Jy sigma=1.199564 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.06756e-05 Jy ! Component: 100 - total flux cleaned = -6.03019e-05 Jy ! Component: 150 - total flux cleaned = -8.24718e-05 Jy ! Component: 200 - total flux cleaned = -0.000124657 Jy ! Total flux subtracted in 200 components = -0.000124657 Jy ! Clean residual min=-0.002214 max=0.001793 Jy/beam ! Clean residual mean=0.000002 rms=0.000461 Jy/beam ! Combined flux in latest and established models = 0.522561 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 72 components and 0.522561 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.063626Jy sigma=1.199219 ! Fit after self-cal, rms=0.063624Jy sigma=1.199195 ! Inverting map selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.063624Jy sigma=1.199195 ! Fit after self-cal, rms=0.063614Jy sigma=1.199130 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.724 mas, bmaj=3.808 mas, bpa=-22.8 degrees ! Estimated noise=0.415685 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000449712 Jy ! Component: 100 - total flux cleaned = 0.000427564 Jy ! Component: 150 - total flux cleaned = 0.000388018 Jy ! Component: 200 - total flux cleaned = 0.000369526 Jy ! Total flux subtracted in 200 components = 0.000369526 Jy ! Clean residual min=-0.002168 max=0.001779 Jy/beam ! Clean residual mean=0.000002 rms=0.000458 Jy/beam ! Combined flux in latest and established models = 0.52293 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 77 components and 0.52293 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.063602Jy sigma=1.198876 ! Fit after self-cal, rms=0.063601Jy sigma=1.198855 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.72077e-05 Jy ! Component: 100 - total flux cleaned = 1.69338e-05 Jy ! Component: 150 - total flux cleaned = 3.37086e-05 Jy ! Component: 200 - total flux cleaned = 3.37179e-05 Jy ! Total flux subtracted in 200 components = 3.37179e-05 Jy ! Clean residual min=-0.002163 max=0.001780 Jy/beam ! Clean residual mean=0.000002 rms=0.000456 Jy/beam ! Combined flux in latest and established models = 0.522964 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 78 components and 0.522964 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.063593Jy sigma=1.198676 ! Fit after self-cal, rms=0.063592Jy sigma=1.198667 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.063592Jy sigma=1.198667 ! Fit after self-cal, rms=0.063590Jy sigma=1.198648 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.955 mas, bmaj=8.129 mas, bpa=3.82 degrees ! Estimated noise=0.578699 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000557506 Jy ! Component: 100 - total flux cleaned = 0.000732146 Jy ! Component: 150 - total flux cleaned = 0.000768 Jy ! Component: 200 - total flux cleaned = 0.000787631 Jy ! Total flux subtracted in 200 components = 0.000787631 Jy ! Clean residual min=-0.002167 max=0.002103 Jy/beam ! Clean residual mean=0.000005 rms=0.000588 Jy/beam ! Combined flux in latest and established models = 0.523752 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 85 components and 0.523752 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.063588Jy sigma=1.198687 ! Fit after self-cal, rms=0.063588Jy sigma=1.198671 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.08339e-05 Jy ! Component: 100 - total flux cleaned = 7.41397e-05 Jy ! Component: 150 - total flux cleaned = 7.99678e-05 Jy ! Component: 200 - total flux cleaned = 8.56081e-05 Jy ! Total flux subtracted in 200 components = 8.56081e-05 Jy ! Clean residual min=-0.002174 max=0.002082 Jy/beam ! Clean residual mean=0.000005 rms=0.000588 Jy/beam ! Combined flux in latest and established models = 0.523838 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 89 components and 0.523837 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.063588Jy sigma=1.198709 ! Fit after self-cal, rms=0.063588Jy sigma=1.198705 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=3.724 mas, bmaj=3.806 mas, bpa=-22.8 degrees ! Estimated noise=0.415617 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.724 x 3.806 at -22.8 degrees (North through East) ! Clean map min=-0.0021103 max=0.2905 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.118 mas, bmaj=3.319 mas, bpa=-22.79 degrees ! Estimated noise=0.590749 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.220918 Jy ! Component: 100 - total flux cleaned = 0.319008 Jy ! Component: 150 - total flux cleaned = 0.381118 Jy ! Component: 200 - total flux cleaned = 0.4215 Jy ! Total flux subtracted in 200 components = 0.4215 Jy ! Clean residual min=-0.007588 max=0.021355 Jy/beam ! Clean residual mean=-0.000003 rms=0.002265 Jy/beam ! Combined flux in latest and established models = 0.4215 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 0.4215 Jy ! Inverting map and beam ! Estimated beam: bmin=3.724 mas, bmaj=3.806 mas, bpa=-22.8 degrees ! Estimated noise=0.415617 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0342171 Jy ! Component: 100 - total flux cleaned = 0.0557964 Jy ! Component: 150 - total flux cleaned = 0.0701027 Jy ! Component: 200 - total flux cleaned = 0.0797587 Jy ! Total flux subtracted in 200 components = 0.0797587 Jy ! Clean residual min=-0.003066 max=0.005279 Jy/beam ! Clean residual mean=-0.000001 rms=0.000783 Jy/beam ! Combined flux in latest and established models = 0.501259 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 29 components and 0.501259 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00662739 Jy ! Component: 100 - total flux cleaned = 0.0111989 Jy ! Component: 150 - total flux cleaned = 0.014401 Jy ! Component: 200 - total flux cleaned = 0.0166939 Jy ! Total flux subtracted in 200 components = 0.0166939 Jy ! Clean residual min=-0.002418 max=0.001922 Jy/beam ! Clean residual mean=0.000001 rms=0.000489 Jy/beam ! Combined flux in latest and established models = 0.517953 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 43 components and 0.517953 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.955 mas, bmaj=8.129 mas, bpa=3.82 degrees ! Estimated noise=0.578699 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00281689 Jy ! Component: 100 - total flux cleaned = 0.00418916 Jy ! Component: 150 - total flux cleaned = 0.00497687 Jy ! Component: 200 - total flux cleaned = 0.00544668 Jy ! Total flux subtracted in 200 components = 0.00544668 Jy ! Clean residual min=-0.002233 max=0.002102 Jy/beam ! Clean residual mean=0.000005 rms=0.000590 Jy/beam ! Combined flux in latest and established models = 0.523399 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000282421 Jy ! Component: 100 - total flux cleaned = 0.000442841 Jy ! Component: 150 - total flux cleaned = 0.000464492 Jy ! Component: 200 - total flux cleaned = 0.000484919 Jy ! Total flux subtracted in 200 components = 0.000484919 Jy ! Clean residual min=-0.002193 max=0.002076 Jy/beam ! Clean residual mean=0.000005 rms=0.000587 Jy/beam ! Combined flux in latest and established models = 0.523884 Jy ! Adding 55 model components to the UV plane model. ! The established model now contains 92 components and 0.523885 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.724 mas, bmaj=3.806 mas, bpa=-22.8 degrees ! Estimated noise=0.415617 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000325956 Jy ! Component: 100 - total flux cleaned = -0.000377885 Jy ! Component: 150 - total flux cleaned = -0.000446691 Jy ! Component: 200 - total flux cleaned = -0.000507807 Jy ! Total flux subtracted in 200 components = -0.000507807 Jy ! Clean residual min=-0.002272 max=0.001828 Jy/beam ! Clean residual mean=0.000002 rms=0.000456 Jy/beam ! Combined flux in latest and established models = 0.523377 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 100 components and 0.523377 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.063595Jy sigma=1.198754 ! Fit after self-cal, rms=0.063591Jy sigma=1.198689 wmodel J1935+8130_S_map.mod ! Writing 100 model components to file: J1935+8130_S_map.mod wobs J1935+8130_S_uvs.fits ! Writing UV FITS file: J1935+8130_S_uvs.fits wwins J1935+8130_S_map.win ! wwins: Wrote 3 windows to J1935+8130_S_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000655913 Jy ! Component: 100 - total flux cleaned = -0.000557364 Jy ! Component: 150 - total flux cleaned = -0.000339054 Jy ! Component: 200 - total flux cleaned = -0.000129476 Jy ! Component: 250 - total flux cleaned = -7.15074e-05 Jy ! Component: 300 - total flux cleaned = 4.16649e-05 Jy ! Component: 350 - total flux cleaned = 0.000123849 Jy ! Component: 400 - total flux cleaned = 0.000177126 Jy ! Component: 450 - total flux cleaned = 0.00012463 Jy ! Component: 500 - total flux cleaned = 0.000202404 Jy ! Component: 550 - total flux cleaned = 0.000252753 Jy ! Component: 600 - total flux cleaned = 0.000227524 Jy ! Component: 650 - total flux cleaned = 0.000177622 Jy ! Component: 700 - total flux cleaned = 0.000201483 Jy ! Component: 750 - total flux cleaned = 0.000201135 Jy ! Component: 800 - total flux cleaned = 0.000224693 Jy ! Component: 850 - total flux cleaned = 0.000247778 Jy ! Component: 900 - total flux cleaned = 0.000293783 Jy ! Component: 950 - total flux cleaned = 0.000338815 Jy ! Component: 1000 - total flux cleaned = 0.000450195 Jy ! Component: 1050 - total flux cleaned = 0.000494266 Jy ! Component: 1100 - total flux cleaned = 0.000559486 Jy ! Component: 1150 - total flux cleaned = 0.000645613 Jy ! Component: 1200 - total flux cleaned = 0.000772499 Jy ! Component: 1250 - total flux cleaned = 0.000793489 Jy ! Component: 1300 - total flux cleaned = 0.000959218 Jy ! Component: 1350 - total flux cleaned = 0.000999776 Jy ! Component: 1400 - total flux cleaned = 0.00101966 Jy ! Component: 1450 - total flux cleaned = 0.00103993 Jy ! Component: 1500 - total flux cleaned = 0.00109943 Jy ! Component: 1550 - total flux cleaned = 0.00115854 Jy ! Component: 1600 - total flux cleaned = 0.00123646 Jy ! Component: 1650 - total flux cleaned = 0.00133256 Jy ! Component: 1700 - total flux cleaned = 0.00137084 Jy ! Component: 1750 - total flux cleaned = 0.00148409 Jy ! Component: 1800 - total flux cleaned = 0.00159608 Jy ! Component: 1850 - total flux cleaned = 0.00161441 Jy ! Component: 1900 - total flux cleaned = 0.001798 Jy ! Component: 1950 - total flux cleaned = 0.00185263 Jy ! Component: 2000 - total flux cleaned = 0.00199702 Jy ! Component: 2050 - total flux cleaned = 0.00201477 Jy ! Component: 2100 - total flux cleaned = 0.00213886 Jy ! Component: 2150 - total flux cleaned = 0.00220934 Jy ! Component: 2200 - total flux cleaned = 0.00227909 Jy ! Component: 2250 - total flux cleaned = 0.00236542 Jy ! Component: 2300 - total flux cleaned = 0.00245122 Jy ! Component: 2350 - total flux cleaned = 0.00253623 Jy ! Component: 2400 - total flux cleaned = 0.00255298 Jy ! Component: 2450 - total flux cleaned = 0.00272069 Jy ! Component: 2500 - total flux cleaned = 0.00278724 Jy ! Component: 2550 - total flux cleaned = 0.00290275 Jy ! Component: 2600 - total flux cleaned = 0.00293534 Jy ! Component: 2650 - total flux cleaned = 0.00291918 Jy ! Component: 2700 - total flux cleaned = 0.00301602 Jy ! Component: 2750 - total flux cleaned = 0.00311215 Jy ! Component: 2800 - total flux cleaned = 0.00315961 Jy ! Component: 2850 - total flux cleaned = 0.00320691 Jy ! Component: 2900 - total flux cleaned = 0.00325398 Jy ! Component: 2950 - total flux cleaned = 0.00326942 Jy ! Component: 3000 - total flux cleaned = 0.00333111 Jy ! Component: 3050 - total flux cleaned = 0.00337705 Jy ! Component: 3100 - total flux cleaned = 0.00339237 Jy ! Component: 3150 - total flux cleaned = 0.00345296 Jy ! Component: 3200 - total flux cleaned = 0.00348295 Jy ! Component: 3250 - total flux cleaned = 0.0034083 Jy ! Component: 3300 - total flux cleaned = 0.0034975 Jy ! Component: 3350 - total flux cleaned = 0.00355655 Jy ! Component: 3400 - total flux cleaned = 0.00351238 Jy ! Component: 3450 - total flux cleaned = 0.00354163 Jy ! Component: 3500 - total flux cleaned = 0.00359956 Jy ! Component: 3550 - total flux cleaned = 0.00361396 Jy ! Component: 3600 - total flux cleaned = 0.00364252 Jy ! Component: 3650 - total flux cleaned = 0.00371366 Jy ! Component: 3700 - total flux cleaned = 0.00371375 Jy ! Component: 3750 - total flux cleaned = 0.00375598 Jy ! Component: 3800 - total flux cleaned = 0.00371418 Jy ! Component: 3850 - total flux cleaned = 0.00379758 Jy ! Component: 3900 - total flux cleaned = 0.00382523 Jy ! Component: 3950 - total flux cleaned = 0.00382522 Jy ! Component: 4000 - total flux cleaned = 0.0038798 Jy ! Component: 4050 - total flux cleaned = 0.00390693 Jy ! Total flux subtracted in 4096 components = 0.00389347 Jy ! Clean residual min=-0.000885 max=0.000908 Jy/beam ! Clean residual mean=0.000002 rms=0.000240 Jy/beam ! Combined flux in latest and established models = 0.52727 Jy keep ! Adding 285 model components to the UV plane model. ! The established model now contains 385 components and 0.52727 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1935+8130_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.724 x 3.806 at -22.8 degrees (North through East) ! Clean map min=-0.0015058 max=0.29026 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1935+8130_S_map.fits wmodel /vlbi/uf001/uva//J1935+8130_S_map.mod ! Writing 385 model components to file: /vlbi/uf001/uva//J1935+8130_S_map.mod wobs /vlbi/uf001/uva//J1935+8130_S_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1935+8130_S_uvs.fits wwins /vlbi/uf001/uva//J1935+8130_S_map.win ! wwins: Wrote 4 windows to /vlbi/uf001/uva//J1935+8130_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.290257 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000239945 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.247999 0.247999 0.495998 0.991997 1.98399 3.96799 7.93598 15.872 31.7439 63.4878 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0007 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.29 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1209.68 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1935+8130_S_dfm.log closed on Mon Jan 14 05:08:53 2019